<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">

      <div class="title-container">
        <h3 class="title">智能小区物业管理系统</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <i class="el-icon-user"></i>
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="用户账号"
          name="username"
          type="text"
          size="small"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <i class="el-icon-magic-stick"></i>
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="密码"
          name="password"
          size="small"
          tabindex="2"
          auto-complete="on"
          @keyup.enter.native="handleLogin"
        />
      </el-form-item>
      <span class="zhuce" @click="toRegister">前往注册？</span>
      <div class="login-btn">
      <el-button :loading="loading" type="primary" style="width:70%;margin-bottom:30px;" @click.native.prevent="handleLogin">登录</el-button>
      </div>
    </el-form>
  </div>
</template>

<script>
import {login,getUser} from '../../../api/api' 
import { validUsername } from '@/utils/validate'

export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!value) {
        callback(new Error('请输入用户名'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length <= 0) {
        callback(new Error('请输入密码'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: '',
        password: ''
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  methods: {
    toRegister() {
      this.$router.push("/register")
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          var params = {
            loginAccount: this.loginForm.username,
            password: this.loginForm.password
          }
          login(params).then(res => {
            if(res.code == 1000) {
                this.$message({
                    message: '登陆成功',
                    type: 'success'
                });
                var that = this
                var token = res.data.token
                this.$store.commit('user/setToken', token)
                this.getUserInfo()
                setTimeout(function() {
                    that.$router.push("/index")
                },500)
            } else {
                this.$message.error(res.message);
            }
          })
        } else {
          return false
        }
      })
    },
    getUserInfo() {
        getUser().then(res => {
            if(res.code == 1000) {
                this.$store.commit('user/setUser', JSON.stringify(res.data))
            }
        })
    },
  }
}
</script>

<style lang="scss">
$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.7);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

.login-container {
  min-height: 100%;
  width: 100%;
  overflow: hidden;
  background-image: url('../../../assets/image/cbc2209f1a171bd52444976b828665d5.jpeg');
  background-size: 100%;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
      font-family: '黑体';
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
  .login-btn {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-top: 20px;
  }
  .zhuce {
    font-size: 13px;
    font-family: '黑体';
    color: #ffffff;
    font-weight: bold;
    cursor: pointer;
  }
}
</style>